If you pull eight coins from your pocket, and none of them are pennies, what is the most money that you could have? The least?
2 answers:
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Answer:
(x) =
Step-by-step explanation:
let y = g(x) and rearrange making x the subject, that is
y = 4x - 11 ( add 11 to both sides )
y + 11 = 4x ( divide both sides by 4 )
= x
Change y back into terms of x , with x = (x) , thus
(x) =
The expression is equivalent to 49/8.
